package ru.study.thinkin.chapter13;

import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;



class DynamicProxyHandler implements InvocationHandler {
	private Object proxied;
	
	public DynamicProxyHandler(Object proxied) {
		this.proxied = proxied;
	}
	
	@Override
	public Object invoke(Object proxy, Method method, Object[] args)
			throws Throwable {
		System.out.println("** proxy "+proxy.getClass()+", method "+method);
		if(args != null) {
			for(Object arg: args) {
				System.out.println("  "+arg);
			}
		}
		return method.invoke(proxied, args);
	}
	
}

public class SimpleDynamicProxy {
	
	public static void consumer(Interface iface) {
		iface.doSomething();
		iface.somethingElse("tooo");
	}
	
	public static void main(String[] args) {
		RealObject real = new RealObject();
		consumer(real);
		System.out.println("-=-=-=-");
		Interface proxy = (Interface) Proxy.newProxyInstance(Interface.class.getClassLoader(), new Class[]{Interface.class}, new DynamicProxyHandler(real));
		consumer(proxy);

	}

}
